Ixalan

Storm Fleet Pyromancer | Creature | Human Pirate Wizard | Raid — When Storm Fleet Pyromancer enters the battlefield, if you attacked this turn, Storm Fleet Pyromancer deals 2 damage to any target. | Kieran Yanner

Unfriendly Fire | Instant | | Unfriendly Fire deals 4 damage to any target. | Josu Hernaiz